104 communes
| Commune | Canton | Rues | Adresses |
|---|---|---|---|
| Aedermannsdorf | SO | 60 | 454 |
| Aeschi (SO) | SO | 59 | 744 |
| Balm bei Günsberg | SO | 14 | 164 |
| Balsthal | SO | 225 | 2 766 |
| Bärschwil | SO | 69 | 667 |
| Bättwil | SO | 29 | 559 |
| Beinwil (SO) | SO | 83 | 361 |
| Bellach | SO | 101 | 1 915 |
| Bettlach | SO | 111 | 1 615 |
| Biberist | SO | 158 | 3 203 |
| Biezwil | SO | 29 | 206 |
| Bolken | SO | 21 | 355 |
| Boningen | SO | 25 | 428 |
| Breitenbach | SO | 83 | 1 526 |
| Buchegg | SO | 180 | 1 953 |
| Büren (SO) | SO | 52 | 576 |
| Büsserach | SO | 55 | 1 144 |
| Däniken | SO | 67 | 1 242 |
| Deitingen | SO | 77 | 1 296 |
| Derendingen | SO | 139 | 2 274 |
| Dornach | SO | 107 | 2 434 |
| Drei Höfe | SO | 35 | 476 |
| Dulliken | SO | 86 | 1 765 |
| Egerkingen | SO | 103 | 1 167 |
| Eppenberg-Wöschnau | SO | 20 | 205 |
| Erlinsbach (SO) | SO | 84 | 1 546 |
| Erschwil | SO | 56 | 619 |
| Etziken | SO | 29 | 535 |
| Fehren | SO | 27 | 362 |
| Feldbrunnen-St. Niklaus | SO | 29 | 367 |
| Flumenthal | SO | 42 | 529 |
| Fulenbach | SO | 63 | 1 008 |
| Gempen | SO | 42 | 544 |
| Gerlafingen | SO | 98 | 1 730 |
| Grenchen | SO | 192 | 4 808 |
| Gretzenbach | SO | 69 | 1 344 |
| Grindel | SO | 34 | 317 |
| Günsberg | SO | 59 | 643 |
| Gunzgen | SO | 44 | 762 |
| Hägendorf | SO | 131 | 2 172 |
| Härkingen | SO | 65 | 817 |
| Hauenstein-Ifenthal | SO | 28 | 258 |
| Herbetswil | SO | 41 | 413 |
| Himmelried | SO | 47 | 589 |
| Hochwald | SO | 50 | 806 |
| Hofstetten-Flüh | SO | 65 | 1 608 |
| Holderbank (SO) | SO | 49 | 424 |
| Horriwil | SO | 26 | 450 |
| Hubersdorf | SO | 26 | 392 |
| Hüniken | SO | 5 | 85 |
| Kammersrohr | SO | 7 | 33 |
| Kappel (SO) | SO | 70 | 1 157 |
| Kestenholz | SO | 69 | 946 |
| Kienberg | SO | 42 | 380 |
| Kleinlützel | SO | 60 | 967 |
| Kriegstetten | SO | 88 | 1 528 |
| Langendorf | SO | 60 | 1 353 |
| Laupersdorf | SO | 90 | 1 041 |
| Lohn-Ammannsegg | SO | 61 | 1 141 |
| Lommiswil | SO | 50 | 849 |
| Lostorf | SO | 120 | 1 901 |
| Lüsslingen-Nennigkofen | SO | 43 | 733 |
| Luterbach | SO | 77 | 1 471 |
| Lüterkofen-Ichertswil | SO | 50 | 531 |
| Matzendorf | SO | 63 | 876 |
| Meltingen | SO | 41 | 362 |
| Messen | SO | 63 | 862 |
| Metzerlen-Mariastein | SO | 60 | 636 |
| Mümliswil-Ramiswil | SO | 192 | 1 602 |
| Neuendorf | SO | 47 | 958 |
| Niederbuchsiten | SO | 34 | 569 |
| Niedergösgen | SO | 76 | 1 655 |
| Nuglar-St. Pantaleon | SO | 67 | 959 |
| Nunningen | SO | 83 | 1 122 |
| Oberbuchsiten | SO | 87 | 1 005 |
| Oberdorf (SO) | SO | 54 | 939 |
| Obergerlafingen | SO | 41 | 698 |
| Obergösgen | SO | 64 | 812 |
| Oensingen | SO | 104 | 1 857 |
| Olten | SO | 171 | 4 587 |
| Recherswil | SO | 54 | 1 057 |
| Rickenbach (SO) | SO | 45 | 464 |
| Riedholz | SO | 70 | 1 195 |
| Rodersdorf | SO | 51 | 871 |
| Rüttenen | SO | 53 | 816 |
| Schnottwil | SO | 47 | 589 |
| Schönenwerd | SO | 78 | 1 892 |
| Seewen | SO | 89 | 878 |
| Selzach | SO | 131 | 1 741 |
| Solothurn | SO | 251 | 4 866 |
| Starrkirch-Wil | SO | 50 | 653 |
| Stüsslingen | SO | 66 | 727 |
| Subingen | SO | 74 | 1 360 |
| Trimbach | SO | 91 | 2 050 |
| Unterramsern | SO | 11 | 146 |
| Walterswil (SO) | SO | 41 | 522 |
| Wangen bei Olten | SO | 86 | 2 041 |
| Welschenrohr-Gänsbrunnen | SO | 80 | 867 |
| Winznau | SO | 55 | 830 |
| Wisen (SO) | SO | 35 | 324 |
| Witterswil | SO | 46 | 718 |
| Wolfwil | SO | 59 | 1 332 |
| Zuchwil | SO | 101 | 2 083 |
| Zullwil | SO | 36 | 409 |